Integer-overflow in cf2_blues_init |
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Issue descriptionDetailed report: https://clusterfuzz.com/testcase?key=6157393531764736 Fuzzer: ochang_search_index_mutator Job Type: linux_ubsan_chrome Platform Id: linux Crash Type: Integer-overflow Crash Address: Crash State: cf2_blues_init cf2_font_setup cf2_getGlyphOutline Sanitizer: undefined (UBSAN) Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=469963:470445 Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6157393531764736 Issue filed automatically. See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.
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May 23 2017
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May 23 2017
Another freetype integer overflow.
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May 27 2017
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Jun 3 2017
Integer overflows are now tested (again) with google's fuzzer; I've fixed a bunch of them over the last few days, so please test whether you still have problems. Note that I don't have access rights to get the above test case.
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Jun 5 2017
npm@ can you take a look to see if this is fixed if we build against the latest freetype?
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Jun 13 2017
This is fixed on Freetype TOT so it should be fixed later, when chromium and PDFium update.
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Jun 30 2017
ClusterFuzz has detected this issue as fixed in range 483442:483471. Detailed report: https://clusterfuzz.com/testcase?key=6157393531764736 Fuzzer: ochang_search_index_mutator Job Type: linux_ubsan_chrome Platform Id: linux Crash Type: Integer-overflow Crash Address: Crash State: cf2_blues_init cf2_font_setup cf2_getGlyphOutline Sanitizer: undefined (UBSAN) Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=469963:470445 Fixed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=483442:483471 Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6157393531764736 See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information. If you suspect that the result above is incorrect, try re-doing that job on the test case report page.
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Jun 30 2017
Thanks to Ben who took care of the FreeType roll in https://chromium-review.googlesource.com/c/550379/
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Jul 4 2017
This also needs to be rolled into the PDFium DEPs file. This just happens to be fixed because the fuzzer is built in Chrome.
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Jul 11 2017
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Sep 18 2017
We have made a bunch of changes on ClusterFuzz side, so resetting ClusterFuzz-Wrong label. |
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Comment 1 by ranjitkan@chromium.org
, May 22 2017Labels: M-60 Test-Predator-Correct-CLs
Owner: dsinclair@chromium.org
Status: Assigned (was: Untriaged)